Finding the Third Proportional to 1,962,796.50 and 3,997,764

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962,796.50 : 3,997,764 = 3,997,764 : x
2. Step 2: Convert to fraction form
   1,962,796.50/3,997,764 = 3,997,764/x
3. Step 3: Cross multiply
   1,962,796.50x = 3,997,764 × 3,997,764
4. Step 4: Simplify right side
   1,962,796.50x = 15,982,116,999,696
5. Step 5: Solve for x
   x = 15,982,116,999,696/1,962,796.50
6. Step 6: Final answer
   x = 8,142,523.69